reticent

1. ADJ Someone who is reticent does not tell people about things. 緘默的

She is so reticent about her achievements. 她對於自己的成就如此緘默。

2. reticenceN-UNCOUNT 緘默

Pearl didn't mind his reticence; in fact she liked it. 珀爾不介意他的沉默，事實上她喜歡這一點。